Characteristic

Barium thiosulfate is Poisonous! It is prepared by the reaction of hot water solution of barium chloride and sodium thiosulfate, filtration, cooling and crystallization, precipitation of a water salt, centrifugal separation, low temperature drying. 

Chemical formula:BaO₃S₂

Formula weight: 249.46g/mol

Appearance:White crystalline powder 

Density 3.45 g/cm³

Application

Used for manufacturing luminous coatings and other thiosulphates, explosives, matches, luminous paint, etc.